WanWan
03/04/2026, 9:00 AMChiranjeet Mishra
03/05/2026, 8:20 AMWanWan
03/06/2026, 1:06 AMWanWan
03/06/2026, 2:05 AMWanWan
03/06/2026, 3:20 AMWanWan
03/06/2026, 3:21 AMChiranjeet Mishra
03/08/2026, 7:38 PMtransferPlan to warm-transfer instead of blind transfer.
• Remove the callerId: "+601137422384" since it is set to the destination number and may cause spoofing rejection.
After updating these settings in the dashboard, the transfer should work as expected.WanWan
03/09/2026, 8:52 AMWanWan
03/10/2026, 8:17 AMWanWan
03/11/2026, 9:55 PMChiranjeet Mishra
03/12/2026, 1:54 PM202 Accepted, which means the request was successfully received.
At this point, the transfer process is handled by the provider’s side, so you would need to check with your SIP/telecom provider to understand why the call is not being transferred after accepting the REFER.
https://cdn.discordapp.com/attachments/1478678491494088776/1481651702158458971/image.png?ex=69b4172d&is=69b2c5ad&hm=cf117933a4de96847970a51a992855a320a7923e7dc7d25361103f71b592a027&
https://cdn.discordapp.com/attachments/1478678491494088776/1481651702514843780/image.png?ex=69b4172d&is=69b2c5ad&hm=c87a97ae6a76a78ce8fda0aea6c35a03cddf1aa93db2a551811a8149ce8d9fa0&WanWan
03/31/2026, 2:19 AMWanWan
03/31/2026, 3:21 AMVapi Support Bot
03/31/2026, 3:22 AMbash
curl -X POST https://api.vapi.ai/org/billing/credits \
-H "Authorization: Bearer YOUR_VAPI_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"credits": 100.00
}'
For balance retrieval, please contact Vapi support to check if an undocumented endpoint is available or planned.
Source:
- [Vapi documentation: call forwarding](https://docs.vapi.ai/call-forwarding)Chiranjeet Mishra
04/03/2026, 9:26 AM